var json=[]
var content=[]
var i=4
for (let index = 0; index < allhThree.length; index++) {
    var hthree=allhThree[index]
    var span=hthree.querySelector('span')
    var id=span.textContent
    if (id=='go1.16rc1'){
        i=2
    }
    var dev=document.getElementById(id)
    var tbody=dev.querySelector("tbody")
    var trs=tbody.querySelectorAll('tr')
    for (let j = 0; j < trs.length; j++) {
        var tr=trs[j]
        var a=tr.querySelector("a")
        if (a.textContent.endsWith('windows-amd64.zip')) {
            if(content.indexOf(id)==-1){
                content.push(id)
                json.push({"version":id,"url":a.href})
            }
        }

    }

}
console.log(json)
console.log(JSON.stringify(json))